michael@0: /*
michael@0:  *******************************************************************************
michael@0:  *   Copyright (C) 1999-2013, International Business Machines
michael@0:  *   Corporation and others.  All Rights Reserved.
michael@0:  *******************************************************************************
michael@0:  *   file name:  gennames.c
michael@0:  *   encoding:   US-ASCII
michael@0:  *   tab size:   8 (not used)
michael@0:  *   indentation:4
michael@0:  *
michael@0:  *   created on: 1999nov01
michael@0:  *   created by: Markus W. Scherer
michael@0:  *
michael@0:  *   This program reads a binary file and creates a C source code file
michael@0:  *   with a byte array that contains the data of the binary file.
michael@0:  *
michael@0:  *   12/09/1999  weiv    Added multiple file handling
michael@0:  */
michael@0: 
michael@0: #include "unicode/utypes.h"
michael@0: 
michael@0: #if U_PLATFORM_HAS_WIN32_API
michael@0: #   define VC_EXTRALEAN
michael@0: #   define WIN32_LEAN_AND_MEAN
michael@0: #   define NOUSER
michael@0: #   define NOSERVICE
michael@0: #   define NOIME
michael@0: #   define NOMCX
michael@0: #include <windows.h>
michael@0: #include <time.h>
michael@0: #endif
michael@0: 
michael@0: #if U_PLATFORM_IS_LINUX_BASED && U_HAVE_ELF_H
michael@0: #   define U_ELF
michael@0: #endif
michael@0: 
michael@0: #ifdef U_ELF
michael@0: #   include <elf.h>
michael@0: #   if defined(ELFCLASS64)
michael@0: #       define U_ELF64
michael@0: #   endif
michael@0:     /* Old elf.h headers may not have EM_X86_64, or have EM_X8664 instead. */
michael@0: #   ifndef EM_X86_64
michael@0: #       define EM_X86_64 62
michael@0: #   endif
michael@0: #   define ICU_ENTRY_OFFSET 0
michael@0: #endif
michael@0: 
michael@0: #include <stdio.h>
michael@0: #include <stdlib.h>
michael@0: #include "unicode/putil.h"
michael@0: #include "cmemory.h"
michael@0: #include "cstring.h"
michael@0: #include "filestrm.h"
michael@0: #include "toolutil.h"
michael@0: #include "unicode/uclean.h"
michael@0: #include "uoptions.h"
michael@0: #include "pkg_genc.h"
michael@0: 
michael@0: enum {
michael@0:   kOptHelpH = 0,
michael@0:   kOptHelpQuestionMark,
michael@0:   kOptDestDir,
michael@0:   kOptName,
michael@0:   kOptEntryPoint,
michael@0: #ifdef CAN_GENERATE_OBJECTS
michael@0:   kOptObject,
michael@0:   kOptMatchArch,
michael@0: #endif
michael@0:   kOptFilename,
michael@0:   kOptAssembly
michael@0: };
michael@0: 
michael@0: static UOption options[]={
michael@0: /*0*/UOPTION_HELP_H,
michael@0:      UOPTION_HELP_QUESTION_MARK,
michael@0:      UOPTION_DESTDIR,
michael@0:      UOPTION_DEF("name", 'n', UOPT_REQUIRES_ARG),
michael@0:      UOPTION_DEF("entrypoint", 'e', UOPT_REQUIRES_ARG),
michael@0: #ifdef CAN_GENERATE_OBJECTS
michael@0: /*5*/UOPTION_DEF("object", 'o', UOPT_NO_ARG),
michael@0:      UOPTION_DEF("match-arch", 'm', UOPT_REQUIRES_ARG),
michael@0: #endif
michael@0:      UOPTION_DEF("filename", 'f', UOPT_REQUIRES_ARG),
michael@0:      UOPTION_DEF("assembly", 'a', UOPT_REQUIRES_ARG)
michael@0: };
michael@0: 
michael@0: #define CALL_WRITECCODE     'c'
michael@0: #define CALL_WRITEASSEMBLY  'a'
michael@0: #define CALL_WRITEOBJECT    'o'
michael@0: extern int
michael@0: main(int argc, char* argv[]) {
michael@0:     UBool verbose = TRUE;
michael@0:     char writeCode;
michael@0: 
michael@0:     U_MAIN_INIT_ARGS(argc, argv);
michael@0: 
michael@0:     options[kOptDestDir].value = ".";
michael@0: 
michael@0:     /* read command line options */
michael@0:     argc=u_parseArgs(argc, argv, sizeof(options)/sizeof(options[0]), options);
michael@0: 
michael@0:     /* error handling, printing usage message */
michael@0:     if(argc<0) {
michael@0:         fprintf(stderr,
michael@0:             "error in command line argument \"%s\"\n",
michael@0:             argv[-argc]);
michael@0:     }
michael@0:     if(argc<0 || options[kOptHelpH].doesOccur || options[kOptHelpQuestionMark].doesOccur) {
michael@0:         fprintf(stderr,
michael@0:             "usage: %s [-options] filename1 filename2 ...\n"
michael@0:             "\tread each binary input file and \n"
michael@0:             "\tcreate a .c file with a byte array that contains the input file's data\n"
michael@0:             "options:\n"
michael@0:             "\t-h or -? or --help  this usage text\n"
michael@0:             "\t-d or --destdir     destination directory, followed by the path\n"
michael@0:             "\t-n or --name        symbol prefix, followed by the prefix\n"
michael@0:             "\t-e or --entrypoint  entry point name, followed by the name (_dat will be appended)\n"
michael@0:             "\t-r or --revision    Specify a version\n"
michael@0:             , argv[0]);
michael@0: #ifdef CAN_GENERATE_OBJECTS
michael@0:         fprintf(stderr,
michael@0:             "\t-o or --object      write a .obj file instead of .c\n"
michael@0:             "\t-m or --match-arch file.o  match the architecture (CPU, 32/64 bits) of the specified .o\n"
michael@0:             "\t                    ELF format defaults to i386. Windows defaults to the native platform.\n");
michael@0: #endif
michael@0:         fprintf(stderr,
michael@0:             "\t-f or --filename    Specify an alternate base filename. (default: symbolname_typ)\n"
michael@0:             "\t-a or --assembly    Create assembly file. (possible values are: ");
michael@0: 
michael@0:         printAssemblyHeadersToStdErr();
michael@0:     } else {
michael@0:         const char *message, *filename;
michael@0:         /* TODO: remove void (*writeCode)(const char *, const char *); */
michael@0: 
michael@0:         if(options[kOptAssembly].doesOccur) {
michael@0:             message="generating assembly code for %s\n";
michael@0:             writeCode = CALL_WRITEASSEMBLY;
michael@0:             /* TODO: remove writeCode=&writeAssemblyCode; */
michael@0: 
michael@0:             if (!checkAssemblyHeaderName(options[kOptAssembly].value)) {
michael@0:                 fprintf(stderr,
michael@0:                     "Assembly type \"%s\" is unknown.\n", options[kOptAssembly].value);
michael@0:                 return -1;
michael@0:             }
michael@0:         }
michael@0: #ifdef CAN_GENERATE_OBJECTS
michael@0:         else if(options[kOptObject].doesOccur) {
michael@0:             message="generating object code for %s\n";
michael@0:             writeCode = CALL_WRITEOBJECT;
michael@0:             /* TODO: remove writeCode=&writeObjectCode; */
michael@0:         }
michael@0: #endif
michael@0:         else
michael@0:         {
michael@0:             message="generating C code for %s\n";
michael@0:             writeCode = CALL_WRITECCODE;
michael@0:             /* TODO: remove writeCode=&writeCCode; */
michael@0:         }
michael@0:         while(--argc) {
michael@0:             filename=getLongPathname(argv[argc]);
michael@0:             if (verbose) {
michael@0:                 fprintf(stdout, message, filename);
michael@0:             }
michael@0: 
michael@0:             switch (writeCode) {
michael@0:             case CALL_WRITECCODE:
michael@0:                 writeCCode(filename, options[kOptDestDir].value,
michael@0:                            options[kOptName].doesOccur ? options[kOptName].value : NULL,
michael@0:                            options[kOptFilename].doesOccur ? options[kOptFilename].value : NULL,
michael@0:                            NULL);
michael@0:                 break;
michael@0:             case CALL_WRITEASSEMBLY:
michael@0:                 writeAssemblyCode(filename, options[kOptDestDir].value,
michael@0:                                   options[kOptEntryPoint].doesOccur ? options[kOptEntryPoint].value : NULL,
michael@0:                                   options[kOptFilename].doesOccur ? options[kOptFilename].value : NULL,
michael@0:                                   NULL);
michael@0:                 break;
michael@0: #ifdef CAN_GENERATE_OBJECTS
michael@0:             case CALL_WRITEOBJECT:
michael@0:                 writeObjectCode(filename, options[kOptDestDir].value,
michael@0:                                 options[kOptEntryPoint].doesOccur ? options[kOptEntryPoint].value : NULL,
michael@0:                                 options[kOptMatchArch].doesOccur ? options[kOptMatchArch].value : NULL,
michael@0:                                 options[kOptFilename].doesOccur ? options[kOptFilename].value : NULL,
michael@0:                                 NULL);
michael@0:                 break;
michael@0: #endif
michael@0:             default:
michael@0:                 /* Should never occur. */
michael@0:                 break;
michael@0:             }
michael@0:             /* TODO: remove writeCode(filename, options[kOptDestDir].value); */
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     return 0;
michael@0: }